<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<script src="js/jquery-3.6.0.js" type="text/javascript"></script>
	</head>
	<body>
		<ul>
			<li>a</li>
			<li>b</li>
			<li>c</li>
			<li>d</li>
			<li>e</li>
			<li>f</li>
			<li>g</li>
		</ul>
		<script type="text/javascript">
			$('li:first').css("color", "green");
			$('li:last').css("color", "orange");
			$('li:eq(1)').css("font-size", "20px");
			$('li:odd').css("background-color", "blue");
		</script>
	</body>
</html>
